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โจ Polish like a pro, shine like a legend! โจ
MJR Tumblers 12,000 Grit Aluminum Oxide Polish Powder is an ultra-fine, premium-grade polishing compound designed for the final stage of rock tumbling. Compatible with rotary and vibratory tumblers, it delivers consistent, mirror-quality finishes on stones, minerals, and glass. Proudly made by a USA-based veteran-owned company, this 4lb pack ensures professional-grade lapidary results every time.







| ASIN | B0D4PQ6XS7 |
| Best Sellers Rank | #44,507 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #53 in Tumbling Media |
| Brand Name | MJR Tumblers |
| Compatible Material | Glass, Metal, Stone |
| Customer Reviews | 4.6 4.6 out of 5 stars (144) |
| Grit Material Type | Aluminum Oxide |
| Grit Number | 12000 |
| Grit Type | Extreme Polish |
| Item Weight | 4 Pounds |
| Manufacturer | MJR Tumblers |
| Material Type | Extreme Aluminum Oxide |
| Number of Items | 4 |
| Part Number | MJR-12000-4LB |
| Set Name | MJR Tumblers Extreme Polish Set |
| Unit Count | 1.0 Count |
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